Precast valve housing



FIG. 1 is a perspective view of the precast valve housing;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right elevation view thereof;

FIG. 5 is a left elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is bottom plan view thereof.

The broken lines showing portions of the precast valve housing form environment structure that forms no part of the claimed design. 

CLAIM The ornamental design for a precast valve housing, as shown and described. 